/* bzflag
 * Copyright (c) 1993-2020 Tim Riker
 *
 * This package is free software;  you can redistribute it and/or
 * modify it under the terms of the license found in the file
 * named COPYING that should have accompanied this file.
 *
 * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef BZF_RAY_H
#define BZF_RAY_H

#include "common.h"
#include <string.h> // for memset()

/** Encapsulates a semi-infinite ray. */

class Ray
{
public:
    Ray();
    Ray(const float* o, const float* d);
    Ray(const Ray&);
    ~Ray();
    Ray&        operator=(const Ray&);

    const float*    getOrigin() const;
    const float*    getDirection() const;
    void        getPoint(float t, float p[3]) const;

private:
    float       o[3];
    float       d[3];
};

//
// Ray
//

inline Ray::Ray()
{
    memset(o,0,sizeof(float)*3);
    memset(d,0,sizeof(float)*3);
}

inline Ray::~Ray()
{
    // do nothing
}

inline const float* Ray::getOrigin() const
{
    return o;
}

inline const float* Ray::getDirection() const
{
    return d;
}

#endif // BZF_RAY_H

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// mode: C++ ***
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// ex: shiftwidth=4 tabstop=4
